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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.keyguard;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.animation.ValueAnimator;
import android.content.Context;
import android.content.pm.UserInfo;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.os.UserManager;
import android.util.AttributeSet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.TextView;
class KeyguardMultiUserAvatar extends FrameLayout {
private static final String TAG = KeyguardMultiUserAvatar.class.getSimpleName();
private static final boolean DEBUG = KeyguardConstants.DEBUG;
private ImageView mUserImage;
private TextView mUserName;
private UserInfo mUserInfo;
private static final float ACTIVE_ALPHA = 1.0f;
private static final float INACTIVE_ALPHA = 1.0f;
private static final float ACTIVE_SCALE = 1.5f;
private static final float ACTIVE_TEXT_ALPHA = 0f;
private static final float INACTIVE_TEXT_ALPHA = 0.5f;
private static final int SWITCH_ANIMATION_DURATION = 150;
private final float mActiveAlpha;
private final float mActiveScale;
private final float mActiveTextAlpha;
private final float mInactiveAlpha;
private final float mInactiveTextAlpha;
private final float mShadowRadius;
private final float mStroke;
private final float mIconSize;
private final int mFrameColor;
private final int mFrameShadowColor;
private final int mTextColor;
private final int mHighlightColor;
private boolean mTouched;
private boolean mActive;
private boolean mInit = true;
private KeyguardMultiUserSelectorView mUserSelector;
private KeyguardCircleFramedDrawable mFramed;
private boolean mPressLock;
private UserManager mUserManager;
public static KeyguardMultiUserAvatar fromXml(int resId, Context context,
KeyguardMultiUserSelectorView userSelector, UserInfo info) {
KeyguardMultiUserAvatar icon = (KeyguardMultiUserAvatar)
LayoutInflater.from(context).inflate(resId, userSelector, false);
icon.init(info, userSelector);
return icon;
}
public KeyguardMultiUserAvatar(Context context) {
this(context, null, 0);
}
public KeyguardMultiUserAvatar(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public KeyguardMultiUserAvatar(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
Resources res = mContext.getResources();
mTextColor = res.getColor(R.color.keyguard_avatar_nick_color);
mIconSize = res.getDimension(R.dimen.keyguard_avatar_size);
mStroke = res.getDimension(R.dimen.keyguard_avatar_frame_stroke_width);
mShadowRadius = res.getDimension(R.dimen.keyguard_avatar_frame_shadow_radius);
mFrameColor = res.getColor(R.color.keyguard_avatar_frame_color);
mFrameShadowColor = res.getColor(R.color.keyguard_avatar_frame_shadow_color);
mHighlightColor = res.getColor(R.color.keyguard_avatar_frame_pressed_color);
mActiveTextAlpha = ACTIVE_TEXT_ALPHA;
mInactiveTextAlpha = INACTIVE_TEXT_ALPHA;
mActiveScale = ACTIVE_SCALE;
mActiveAlpha = ACTIVE_ALPHA;
mInactiveAlpha = INACTIVE_ALPHA;
mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
mTouched = false;
setLayerType(View.LAYER_TYPE_SOFTWARE, null);
}
protected String rewriteIconPath(String path) {
return path;
}
public void init(UserInfo user, KeyguardMultiUserSelectorView userSelector) {
mUserInfo = user;
mUserSelector = userSelector;
mUserImage = (ImageView) findViewById(R.id.keyguard_user_avatar);
mUserName = (TextView) findViewById(R.id.keyguard_user_name);
mFramed = (KeyguardCircleFramedDrawable)
MultiUserAvatarCache.getInstance().get(user.id);
// If we can't find it or the params don't match, create the drawable again
if (mFramed == null
|| !mFramed.verifyParams(mIconSize, mFrameColor, mStroke, mFrameShadowColor,
mShadowRadius, mHighlightColor)) {
Bitmap icon = null;
try {
icon = mUserManager.getUserIcon(user.id);
} catch (Exception e) {
if (DEBUG) Log.d(TAG, "failed to get profile icon " + user, e);
}
if (icon == null) {
icon = BitmapFactory.decodeResource(mContext.getResources(),
com.android.internal.R.drawable.ic_contact_picture);
}
mFramed = new KeyguardCircleFramedDrawable(icon, (int) mIconSize, mFrameColor, mStroke,
mFrameShadowColor, mShadowRadius, mHighlightColor);
MultiUserAvatarCache.getInstance().put(user.id, mFramed);
}
mFramed.reset();
mUserImage.setImageDrawable(mFramed);
mUserName.setText(mUserInfo.name);
setOnClickListener(mUserSelector);
mInit = false;
}
public void setActive(boolean active, boolean animate, final Runnable onComplete) {
if (mActive != active || mInit) {
mActive = active;
if (active) {
KeyguardLinearLayout parent = (KeyguardLinearLayout) getParent();
parent.setTopChild(this);
// TODO: Create an appropriate asset when string changes are possible.
setContentDescription(mUserName.getText()
+ ". " + mContext.getString(R.string.user_switched, ""));
} else {
setContentDescription(mUserName.getText());
}
}
updateVisualsForActive(mActive, animate, SWITCH_ANIMATION_DURATION, onComplete);
}
void updateVisualsForActive(boolean active, boolean animate, int duration,
final Runnable onComplete) {
final float finalAlpha = active ? mActiveAlpha : mInactiveAlpha;
final float initAlpha = active ? mInactiveAlpha : mActiveAlpha;
final float finalScale = active ? 1f : 1f / mActiveScale;
final float initScale = mFramed.getScale();
final int finalTextAlpha = active ? (int) (mActiveTextAlpha * 255) :
(int) (mInactiveTextAlpha * 255);
final int initTextAlpha = active ? (int) (mInactiveTextAlpha * 255) :
(int) (mActiveTextAlpha * 255);
int textColor = mTextColor;
mUserName.setTextColor(textColor);
if (animate && mTouched) {
ValueAnimator va = ValueAnimator.ofFloat(0f, 1f);
va.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float r = animation.getAnimatedFraction();
float scale = (1 - r) * initScale + r * finalScale;
float alpha = (1 - r) * initAlpha + r * finalAlpha;
int textAlpha = (int) ((1 - r) * initTextAlpha + r * finalTextAlpha);
mFramed.setScale(scale);
mUserImage.setAlpha(alpha);
mUserName.setTextColor(Color.argb(textAlpha, 255, 255, 255));
mUserImage.invalidate();
}
});
va.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
if (onComplete != null) {
onComplete.run();
}
}
});
va.setDuration(duration);
va.start();
} else {
mFramed.setScale(finalScale);
mUserImage.setAlpha(finalAlpha);
mUserName.setTextColor(Color.argb(finalTextAlpha, 255, 255, 255));
if (onComplete != null) {
post(onComplete);
}
}
mTouched = true;
}
@Override
public void setPressed(boolean pressed) {
if (mPressLock && !pressed) {
return;
}
if (mPressLock || !pressed || isClickable()) {
super.setPressed(pressed);
mFramed.setPressed(pressed);
mUserImage.invalidate();
}
}
public void lockPressed(boolean pressed) {
mPressLock = pressed;
setPressed(pressed);
}
public UserInfo getUserInfo() {
return mUserInfo;
}
}
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